blob: 9898ef279af3c3c377dca5ef946995f758ad3b2b [file] [log] [blame]
/*
* Copyright (C) 2008 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "PageGroup.h"
#include "BackForwardCache.h"
#include "DOMWrapperWorld.h"
#include "Document.h"
#include "Frame.h"
#include "Page.h"
#include "StorageNamespace.h"
#include <JavaScriptCore/HeapInlines.h>
#include <JavaScriptCore/StructureInlines.h>
#include <wtf/StdLibExtras.h>
#if ENABLE(VIDEO)
#if PLATFORM(MAC) || HAVE(MEDIA_ACCESSIBILITY_FRAMEWORK)
#include "CaptionUserPreferencesMediaAF.h"
#else
#include "CaptionUserPreferences.h"
#endif
#endif
namespace WebCore {
static unsigned getUniqueIdentifier()
{
static unsigned currentIdentifier = 0;
return ++currentIdentifier;
}
// --------
PageGroup::PageGroup(const String& name)
: m_name(name)
, m_identifier(getUniqueIdentifier())
{
}
PageGroup::PageGroup(Page& page)
: m_identifier(getUniqueIdentifier())
{
addPage(page);
}
PageGroup::~PageGroup() = default;
typedef HashMap<String, PageGroup*> PageGroupMap;
static PageGroupMap* pageGroups = nullptr;
PageGroup* PageGroup::pageGroup(const String& groupName)
{
ASSERT(!groupName.isEmpty());
if (!pageGroups)
pageGroups = new PageGroupMap;
PageGroupMap::AddResult result = pageGroups->add(groupName, nullptr);
if (result.isNewEntry) {
ASSERT(!result.iterator->value);
result.iterator->value = new PageGroup(groupName);
}
ASSERT(result.iterator->value);
return result.iterator->value;
}
void PageGroup::addPage(Page& page)
{
ASSERT(!m_pages.contains(&page));
m_pages.add(&page);
}
void PageGroup::removePage(Page& page)
{
ASSERT(m_pages.contains(&page));
m_pages.remove(&page);
}
#if ENABLE(VIDEO)
void PageGroup::captionPreferencesChanged()
{
for (auto& page : m_pages)
page->captionPreferencesChanged();
BackForwardCache::singleton().markPagesForCaptionPreferencesChanged();
}
CaptionUserPreferences& PageGroup::captionPreferences()
{
if (!m_captionPreferences) {
#if PLATFORM(MAC) || HAVE(MEDIA_ACCESSIBILITY_FRAMEWORK)
m_captionPreferences = makeUnique<CaptionUserPreferencesMediaAF>(*this);
#else
m_captionPreferences = makeUnique<CaptionUserPreferences>(*this);
#endif
}
return *m_captionPreferences.get();
}
#endif
} // namespace WebCore